In a dream, eating with a dead person is a financial penalty; with an absent person it is news that reaches him from that person's direction; with jinn and devils it is opposition to the people of evil. The same applies to lying down together.
Dream meaning · al-Nabulsi
Eating together مؤاكلة
Source: al-Nabulsi, Ta'tir al-Anam fi Ta'bir al-Manam, p. 323. English translation by iDreamBot. Quran verses: Quran.com, Saheeh International.